<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>css侧边导航栏</title>
    <style>
        body {
            background-color: #eeddff;
        }
        li {
            list-style: none;
            padding: .1em 1em;
        }
        a {
            text-decoration: none;
            color: #1e0dc5;
        }
        ul {
            width: 250px;
            margin: auto;
            background-color: #fff;
            padding: 0;
        }
        li:hover {
            background-color: bisque;
        }
        a:hover {
            color: red;
        }
    </style>
</head>

<body>
    <nav>
        <ul>
            <li>
                <div class="item"><a href="#">家用电器</a></div>
            </li>
            <li>
                <a href="#">手机</a><span>/</span><a href="#">运营商</a><span>/</span><a href="#">数码</a>
            </li>
            <li>
                <a href="#">电脑</a><span>/</span><a href="#">办公</a>
            </li>
            <li>
                <a href="#">家居</a><span>/</span><a href="#">家具</a><span>/</span><a href="#">家装</a><span>/</span><a href="#">厨具</a>
            </li>
            <li>
                <a href="#">男装</a><span>/</span><a href="#">女装</a><span>/</span><a href="#">童装</a>
            </li>
            <li>
                <a href="#">美妆</a><span>/</span><a href="#">个护清洁</a><span>/</span><a href="#">宠物</a>
            </li>
            <li>
                <a href="#">女鞋</a><span>/</span><a href="#">箱包</a><span>/</span><a href="#">钟表</a><span>/</span><a href="#">珠宝</a>
            </li>
            <li>
                <a href="#">家居</a><span>/</span><a href="#">男鞋</a><span>/</span><a href="#">运动</a><span>/</span><a href="#">户外</a>
            </li>
        </ul>
    </nav>
    <!-- <nav class="left-s">
        <div class="item">
            <a href="#">家用电器</a>
        </div>
        <div class="item">
            <a href="#">手机</a><span>/</span><a href="#">运营商</a><span>/</span><a href="#">数码</a>
        </div>

        <div class="item">
            <a href="#">电脑</a><span class='line'>/</span><a href="#">办公</a>
        </div>

        <div class="item">
            <a href="#">家居</a><span class='line'>/</span><a href="#">家具</a><span class='line'>/</span><a href="#">家装</a><span class='line'>/</span><a href="#">厨具</a>
        </div>

        <div class="item">
            <a href="#">男装</a><span class='line'>/</span><a href="#">女装</a><span class='line'>/</span><a href="#">童装</a><span class='line'>/</span><a href="#">内衣</a>
        </div>

        <div class="item">
            <a href="#">美妆</a><span class='line'>/</span><a href="#">个护清洁</a><span class='line'>/</span><a href="#">宠物</a>
        </div>

        <div class="item">
            <a href="#">女鞋</a><span class='line'>/</span><a href="#">箱包</a><span class='line'>/</span><a href="#">钟表</a><span class='line'>/</span><a href="#">珠宝</a>
        </div>

        <div class="item">
            <a href="#">男鞋</a><span class='line'>/</span><a href="#">运动</a><span class='line'>/</span><a href="#">户外</a>
        </div>

        <div class="item">
            <a href="#">房产</a><span class='line'>/</span><a href="#">汽车</a><span class='line'>/</span><a href="#">汽车用品</a>
        </div>

        <div class="item">
            <a href="#">母婴</a><span class='line'>/</span><a href="#">玩具乐器</a>
        </div>

        <div class="item">
            <a href="#">食品</a><span class='line'>/</span><a href="#">酒类</a><span class='line'>/</span><a href="#">生鲜</a><span class='line'>/</span><a href="#">特产</a>
        </div>

        <div class="item">
            <a href="#">艺术</a><span class='line'>/</span><a href="#">礼品鲜花</a><span class='line'>/</span><a href="#">农资绿植</a>
        </div>

        <div class="item">
            <a href="#">医药保健</a><span class='line'>/</span><a href="#">计生情趣</a>
        </div>

        <div class="item">
            <a href="#">图书</a><span class='line'>/</span><a href="#">文娱</a><span class='line'>/</span><a href="#">电子书</a>
        </div>

        <div class="item">
            <a href="#">机票</a><span class='line'>/</span><a href="#">酒店</a><span class='line'>/</span><a href="#">旅游</a><span class='line'>/</span><a href="#">生活</a>
        </div>

        <div class="item">
            <a href="#">理财</a><span class='line'>/</span><a href="#">众筹</a><span class='line'>/</span><a href="#">白条</a><span class='line'>/</span><a href="#">保险</a>
        </div>

        <div class="item">
            <a href="#">安装</a><span class='line'>/</span><a href="#">维修</a><span class='line'>/</span><a href="#">清洗</a><span class='line'>/</span><a href="#">二手</a>
        </div>

        <div class="item">
            <a href="#">工业品</a>
        </div>
    </nav> -->
</body>
</html>
